PUROLATOR A31878
PUROLATOR part number A31878 is a air filter in the Fuel & Air system. This catalog matches it to 7 year-and-engine configurations from 2023 to 2026.
Verified fitment includes 2026 BMW X6 4.4L V8 Turbocharged ; 2026 BMW X7 4.4L V8 Turbocharged ; 2026 BMW XM 4.4L V8 ELECTRIC/GAS Turbocharged ; 2025 BMW XM 4.4L V8 ELECTRIC/GAS Turbocharged ; 2024 BMW X6 4.4L V8 Turbocharged , plus 2 other configurations. See every vehicle this part fits.
Frequently Asked Questions
What is PUROLATOR A31878?
PUROLATOR part number A31878 is a air filter with published application data for 7 vehicle configurations from 2023 to 2026. Use the manufacturer part number to cross-reference your old part or a repair quote before you order.
Which vehicles does PUROLATOR A31878 fit?
This catalog matches A31878 to 7 year-and-engine configurations from 2023 to 2026. Open the compatible-vehicles list for every make, model and engine, and read the notes for position or trim qualifiers.
Is PUROLATOR A31878 OEM or aftermarket?
What matters is the published application data for this part number, not the label on the box. PUROLATOR A31878 is listed with its manufacturer part number so you can compare it to an OEM number or another brand that covers the same fitment.
AutoFactsDB is reader-supported. As an Amazon Associate, we earn from qualifying purchases made through links on this page — at no extra cost to you.
Manufacturer names, model designations and part numbers are used for identification and fitment reference only. AutoFactsDB is an independent catalog and is not affiliated with, endorsed by, or sponsored by any vehicle manufacturer displayed on this page.